Coal dust
FINE POWDERED FORM OF COAL, WHICH IS CREATED BY THE CRUSHING, GRINDING, OR PULVERIZING OF COAL
Coaldust; Powdered coal; Pulverized coal; Coal dust explosion; Coal-dust
Coal dust is a fine powdered form of which is created by the crushing, grinding, or pulverizing of coal. Because of the brittle nature of coal, coal dust can be created during mining, transportation, or by mechanically handling coal.